OldsmobileAurora1997Overview/oldsmobile/aurora/1997/base/

1997 Oldsmobile Aurora

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1997 Aurora.

Body PASSENGER CARTransmission Automatic 4-spd

The 1997 Oldsmobile Aurora is a passenger car equipped with an automatic 4-speed transmission and an engine requiring 7.5 quarts of 10W-30 API oil, delivering EPA-rated fuel economy of 15/24/18 mpg. In the context of the model's 1993–2003 production run, this model year recorded 134 owner complaints — well below the 1995 peak of 349 but far above the 1993 low of just 1 — with the fuel system emerging as the top complaint area and a single recall issued. This positions the 1997 Aurora in the middle of the model's reliability spectrum, reflecting a notable improvement over the troubled mid-cycle years while still carrying more reported issues than the debut model.

Model year20032002200119991998199719961995

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity7.5 qtOEM · verified
Engine oil type10W-30 APIOEM · verified
Lug nut torque100 ft-lbsOEM · verified
EPA fuel economy15/24/18 mpgEPA · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 76 · 970 CCA battery, OE oil filter 12731179. Note the factory fuel filter and front wiper blades are now discontinued — plan on a superseded or quality aftermarket equivalent, which the part pages below list where known. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 76 · 970 CCAOEM · verified
Tire sizeP235-60R16OEM · verified
Wheel / rim7-JJ inOEM · verified

OE service part numbers OEM · verified

Engine oil filter12731179
Engine air filter19259030
Fuel filter25121293 discontinued
Spark plug19208535
Front wiper blades25689175 discontinued
Serpentine belt12588412 alt 19172679
Thermostat12559807 alt 03522676

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 4-spd

Dimensions & weight NHTSA vPIC

Overall length205.5 in
Overall width74.4 in
Overall height55.5 in
Wheelbase113.8 in
Curb weight3966 lb
Track (front / rear)62.6 / 62.6 in
Weight distribution (front / rear)63/37

Ratings & economy EPA / vPIC

EPA city / highway / combined15 / 24 / 18 mpg
DrivetrainFront-Wheel Drive
Recommended fuelPremium Gasoline

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 7.5 qt of 10W-30 API engine oil, DOT 3 brake fluid. Torque lug nuts to 100 ft-lbs, the oil drain plug to 15.0 ft-lbs. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Brake FluidDOT 3
Engine CoolantDEX-COOL OR EQUIVALENT
Engine Oil10W-30 · API
Engine Oil Capacity7.5 qt
Power Steering FluidUSE GM PART NO. 1052884 OR EQUIVALENT

Engine torques

Crankshaft Pulley and/or Damper Bolts105 ft-lbs
Intake Manifold to Engine Bolts7.4 ft-lbs
Exhaust Manifold to Cylinder Head Bolts18 ft-lbs
Engine Oil Pan Drain Plug15.0 ft-lbs
Engine Valve Cover Bolts7.0 ft-lbs

Chassis torques

Lug Nuts100 ft-lbs
Front Wheel Hub107 ft-lbs

Ignition

Ignition Coil Secondary Resistance5,000-8,000 ohms
Spark Plug ManufacturerAC Delco
Spark Plug Type41-950
Spark Plug Gap0.060 in
Spark Plug Torque13.0 ft-lbs

Battery & A/C

RefrigerantR134a
Refrigerant Capacity2.00 lbs
Oil GroupPAG
Oil Type46
Oil Capacity8.00 oz
Standard BCI Group Number76
Standard BCI Cranking Performance970 cca

Service checks

Pressure Test15 psi
Radiator Cap Pressure Relief15 psi
Thermostat Opening Temperature188-206 °F
Fuel Pump Pressure Minimum55.0 psi
Key ON Engine OFF (KOEO)48-55
RPM38-52 @ Idle rpm
Injector Primary Resistance11.8-12.6 na ohms
Engine Compression140

Brakes

Torque Caliper to Bracket20 ft-lbs / 137 ft-lbs
Torque to Knuckle94 ft-lbs / 100 ft-lbs
Minimum Pad ThicknessFront: 0.030; Rear: 0.030 specification
Rotor Max Parallel Variation0.0005 in
Rotor Runout Limit0.002 in
Rotor Nominal Thickness From1.26 in / 0.433 in
Rotor Nominal Thickness To1.26 in / 0.433 in
Rotor Minimum Machining1.224 in / 0.423 in

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 5 stages
122 ft. lbs.22 ft. lbs
260 degrees.60 degrees
360 degrees.60 degrees
460 degrees.60 degrees
58.8

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 7,500 mi; spark plugs every 100,000 mi; coolant at 150,000 mi. The big-interval services (at 150,000 mi for coolant, and the transmission fluid) are the ones owners most often skip — on a lower-mileage example, assume the original fluids are still in it and check them first.

Every 7,500 miDoor Hinge (lubricate) · Engine Oil (drain & refill) · Engine Oil Filter (replace) · Hood Hinge (lubricate) · Hood Latch (lubricate) · Parking Brake Cable (lubricate)
Every 15,000 miCabin Air Filter (replace)
Every 30,000 miEngine Air Filter Element (replace) · Fuel Line (inspect) · Fuel Tank (inspect) · Fuel Tank Filler Cap (inspect) · Throttle Body (inspect)
Every 60,000 miAccessory Drive Belt (inspect)
Every 100,000 miSpark Plug Wires (inspect) · Spark Plugs (replace)
At 150,000 miEngine Coolant System (drain, flush & refill)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

The Oldsmobile Aurora experienced a significant surge in federal complaints and investigations beginning in 1995, with numbers remaining elevated through 1997. The 1997 model year falls within this high-activity arc, recording 134 complaints, one recall, and two investigations, which is slightly higher than the 121 complaints reported for 1996. This volume is notably higher than the 58 complaints recorded for the subsequent 1998 model year. For 1997, the most frequent complaints involved the fuel system (43), electrical system (14), and engine cooling (13), with 17 reported fire complaints; however, the data does not specify the root causes of these issues. Because the 1997 model sits in a peak of reported instability and includes fire complaints, it is not a recommended year to buy.

1
Open recalls
NHTSA campaigns
70
Service bulletins
Manufacturer communications
2
ODI investigations
Office of Defects Investigation
134
Owner complaints
0 involved a crash · 17 a fire
Owner complaints by model year NHTSA · this generation & adjacent

Owner complaints filed with NHTSA, by component

All 134 complaints on record, top 8 components.

Fuel System, Gasoline43
Electrical System14
Engine & Engine Cooling13
Steering9
Service Brakes, Hydraulic9
Exterior Lighting5
Fuel System, Other4
Unknown Or Other4

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

Showing 1 of 1 campaigns on record for this vehicle.

04V110000Fuel System, Gasoline:Delivery:Hoses, Lines/Piping, And FittingsReported 04/03/2004

SOME PASSENGER VEHICLES EQUIPPED WITH 4.0L V8 ENGINES HAVE A CONDITION IN WHICH THE NYLON TUBING USED IN THE FUEL RAIL CONSTRUCTION MAY DEGRADE AND CRACK. ADDITIONALLY, THE 1995 MODEL YEAR USES A UNIQUE UNDERHOOD FUEL… Remedy: DEALERS WILL INSPECT AND, IF NECESSARY, REPLACE THE ENGINE FUEL RAIL WITH A NEW STAINLESS STEEL FUEL RAIL. DEALERS WILL ALSO INSTALL A REVISED CHASSIS FUEL RETURN LINE. THE RECALL…

Technical service bulletins NHTSA · verified

Showing 5 of 70 bulletins on record with NHTSA.

BulletinDateComponentSummary
PIP4723F2022-01-14Service Brakes, HydraulicThis Preliminary Information communicates to the dealer the process for downloading or…
PIP4723D2020-01-31Electrical SystemThis Preliminary Information communicates to the dealer the process for downloading or…
19NA2732019-12-02Electrical SystemThis informational bulletin provides information for dealers/technicians on Procedures to…
PIC4696E2019-11-22EquipmentThis Preliminary Information communication provides information to the technician on how…
17NA0732019-09-18EquipmentThis warranty administration bulletin provides information regarding the field action…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Aurora. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 1997 Aurora take?

7.5 qt of 10W-30 API, per the factory manual.

Does the 1997 Aurora have open recalls?

NHTSA lists 1 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the Aurora get?

EPA figures are 15 city / 24 highway / 18 combined mpg.